package com.itheima.servlet;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.lang.reflect.Method;

public class BaseServlet extends HttpServlet {
    @Override
    protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
//        System.out.println(this);

        /*反射执行方法*/
        String uri = req.getRequestURI();
        String opt = uri.substring(uri.lastIndexOf("/") + 1);
        try {
            Method method = this.getClass().getDeclaredMethod(opt, HttpServletRequest.class, HttpServletResponse.class);
            method.setAccessible(true);
            method.invoke(this,req,resp);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}